	var posY;
	var delta=0.15;
	
	function setDivXY()
	{
		posY = document.documentElement.scrollTop + 200;
		var ad=document.getElementById("divGoldTripLineAD");
		ad.style.top=posY;
		setInterval('play()',10);
	}
	
	//判断页面是否是被镶嵌的，镶嵌的页面不显示悬停图片
	function showDIV()
	{
		if(top==self && window.dialogArguments == null)
		{
			setDivXY();		
			document.getElementById('divGoldTripLineAD').style.display='';
		}
	}
	
	function play()
	{
		var followObj = document.getElementById('divGoldTripLineAD');
		var followObj_y	= (typeof(posY)=='string'?eval(posY):posY);

		if(followObj.offsetTop!=(document.documentElement.scrollTop + followObj_y + 200)) {
			var dy=(document.documentElement.scrollTop+followObj_y-followObj.offsetTop)*delta;
			dy=(dy>0?1:-1)*Math.ceil(Math.abs(dy));
			followObj.style.top=followObj.offsetTop+dy;
			}
		//setTimeout("play()",10);
	}
	showDIV();